The man that entered their home was in a dark suit so trim and crisp he was a parody of a businessman. Through the augmented reality filters they could see a data tag hanging next to him that identified him as R. Smith, Customer Service Manager, Hesperides Corporation. A hyperlink in the data tag offered to tell readers more about Hesperides and the gene therapy services they provided.

"Thank you for allowing me to visit you in person, Mr. and Mrs. Chavez," R. Smith said in greeting. "My name's Bob Smith, but please call me Bob."

He shook each of their hands. Mr. Chavez gave a well-worn self-effacing smile and said with hollow humor, "Mr. Chavez is my father. Please call me David."

"Stacy," David's wife offered as she shook Bob's hand.

The C...

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